033-生产机器扩容
033-生产机器扩容
侠客行之石头 发表于5个月前
033-生产机器扩容
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标题:腾讯云 新注册用户域名抢购1元起>>>   

[root@cnsz046122 ~]# fdisk -l |grep sdb
Disk /dev/sdb: 107.4 GB, 107374182400 bytes
/dev/sdb1               1       13054   104856223+  8e  Linux LVM
[root@cnsz046122 ~]# fdisk -l |grep sdc
Disk /dev/sdc: 107.4 GB, 107374182400 bytes
[root@cnsz046122 ~]# vgs
  VG         #PV #LV #SN Attr   VSize   VFree
  VolGroup00   1   6   0 wz--n-  98.97g 8.97g
  VolGroup01   1   1   0 wz--n- 100.00g    0 
[root@cnsz046122 ~]# printf "n\np\n1\n\n\nt\n8e\nw\n" | fdisk /dev/sdc
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel
Building a new DOS disklabel with disk identifier 0x9e5f7a16.
Changes will remain in memory only, until you decide to write them.
After that, of course, the previous content won't be recoverable.

Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)

WARNING: DOS-compatible mode is deprecated. It's strongly recommended to
         switch off the mode (command 'c') and change display units to
         sectors (command 'u').

Command (m for help): Command action
   e   extended
   p   primary partition (1-4)
Partition number (1-4): First cylinder (1-13054, default 1): Using default value 1
Last cylinder, +cylinders or +size{K,M,G} (1-13054, default 13054): Using default value 13054

Command (m for help): Selected partition 1
Hex code (type L to list codes): Changed system type of partition 1 to 8e (Linux LVM)

Command (m for help): The partition table has been altered!

pvcreate /dev/sdc1Calling ioctl() to re-read partition table.
Syncing disks.
[root@cnsz046122 ~]# pvcreate /dev/sdc1
  dev_is_mpath: failed to get device for 8:33
vgextend /dev/VolGroup01 /dev/sdc1  Physical volume "/dev/sdc1" successfully created
[root@cnsz046122 ~]# vgextend /dev/VolGroup01 /dev/sdc1
lvresize -L +98g /dev/mapper/VolGroup01-LVwls  Volume group "VolGroup01" successfully extended
[root@cnsz046122 ~]# lvresize -L +98g /dev/mapper/VolGroup01-LVwls
resize2fs /dev/mapper/VolGroup01-LVwls  Extending logical volume LVwls to 198.00 GiB
  Logical volume LVwls successfully resized
[root@cnsz046122 ~]# resize2fs /dev/mapper/VolGroup01-LVwls
resize2fs 1.41.12 (17-May-2010)
Filesystem at /dev/mapper/VolGroup01-LVwls is mounted on /wls; on-line resizing required
old desc_blocks = 7, new_desc_blocks = 13
Performing an on-line resize of /dev/mapper/VolGroup01-LVwls to 51903488 (4k) blocks.
The filesystem on /dev/mapper/VolGroup01-LVwls is now 51903488 blocks long.

[root@cnsz046122 ~]# vgs
  VG         #PV #LV #SN Attr   VSize   VFree
  VolGroup00   1   6   0 wz--n-  98.97g 8.97g
  VolGroup01   2   1   0 wz--n- 199.99g 2.00g
[root@cnsz046122 ~]# fdisk -l |grep sdc
Disk /dev/sdc: 107.4 GB, 107374182400 bytes
/dev/sdc1               1       13054   104856223+  8e  Linux LVM

 

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